From 85ad738c6db1a3f8ff024d2456811abca0e58bba Mon Sep 17 00:00:00 2001
From: Yanjia0 <42895286+Yanjia0@users.noreply.github.com>
Date: Thu, 9 Apr 2026 09:49:25 +0800
Subject: [PATCH] [doc] Update README.md (#6410)

add model apis promo
img is uploading to public_asset repo
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 README.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/README.md b/README.md
index 3977cdd25..db2fb2e27 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,24 @@ Train your models and scale your AI workload in one click!
    </a>
 </div>
 
+## Instant Access Top Open Models at Half the Cost
+
+Skip the hassle. Access powerful, long-context LLMs seamlessly through [**HPC-AI Model APIs**](https://hpc-ai.com/model-apis?utm_source=github&utm_medium=social&utm_campaign=promotion-colossalai).
+
+Build your AI agents, chatbots, and RAG applications with HPC-AI Model APIs!
+
+* **Latest & Greatest Models**: Experience state-of-the-art performance with Kimi 2.5, MiniMax 2.5, and GLM 5.1. Perfect for massive 2M+ context windows and complex coding tasks.
+
+* **Unbeatable Pricing**: Stop overpaying for API endpoints. Get premier inference speed at up to 50% cheaper than OpenRouter.
+
+[**Get Started Now & Claim Your $4 Free Credits →**]([https://hpc-ai.com/?utm_source=github&utm_medium=social&utm_campaign=promotion-colossalai)
+
+<div align="center">
+   <a href="https://hpc-ai.com/?utm_source=github&utm_medium=social&utm_campaign=promotion-colossalai">
+   <img src="https://github.com/hpcaitech/public_assets/blob/main/colossalai/img/model%20APIs.png" width="850" />
+   </a>
+</div>
+
 ### Colossal-AI Benchmark
 
 To see how these performance gains translate to real-world applications, we conducted a large language model training benchmark using Colossal-AI on Llama-like models. The tests were run on both 8-card and 16-card configurations for 7B and 70B models, respectively.